<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        #d1{
            width: 611px;
            height: 376px;
            background-color: #e8e8e8;
            background-image: url("http://doc.canglaoshi.org/tstore_v1/images/itemCat/study_computer_img1.png");
            background-repeat: no-repeat;
            background-size: 318px 319px;
            background-position: 90% 65%;
            overflow: hidden;
        }
        #d2
        {
            width: 300px;
            height: 300px;
            background-color: #e8e8e8;
            margin: 250px 50px;
        }
        a{
            display: block;/*独占一行*/
            width: 132px;
            height: 40px;
            text-decoration: none;
            color: #fff;
            background-color: #0aa1ed;
            text-align: center;
            line-height: 40px;
            font-size: 20px;
        }
    </style>
</head>
<body>
<div id="d1">
    <div id="d2">
        <a href="">查看详情</a>
    </div>
</div>

</body>
</html>